Cider vinegar and Nasopharyngitis - a phase IV clinical study of FDA data

Summary:

Nasopharyngitis is reported as a side effect among people who take Cider vinegar (apple cider vinegar), especially for people who are female, 60+ old, also take Vitamin D3, and have Relapsing-remitting multiple sclerosis.

The phase IV clinical study analyzes which people have Nasopharyngitis when taking Cider vinegar. It is created by eHealthMe based on reports of 1,276 people who have side effects when taking Cider vinegar from the FDA, and is updated regularly.

What is Cider vinegar?

Cider vinegar has active ingredients of apple cider vinegar. It is often used in weight loss. eHealthMe is studying from 1,517 Cider vinegar users. Check the latest studies of Cider vinegar.

What is Nasopharyngitis?

Nasopharyngitis (inflammation of the nasopharynx) is found to be associated with 2,439 drugs and 2,240 conditions by eHealthMe. Check the latest studies of Nasopharyngitis.

On Jul, 10, 2026

1,276 people reported to have side effects when taking Cider vinegar.
Among them, 27 people (2.12%) have Nasopharyngitis.

Could Cider vinegar cause Nasopharyngitis?

Among these 27 people:

What is the gender of people who have Nasopharyngitis when taking Cider vinegar? *

female: 84.62 %
male: 15.38 %

What is the age of people who have Nasopharyngitis when taking Cider vinegar? *

What are other drugs people take besides Cider vinegar? *

What are other side effects people have besides Nasopharyngitis? *

Headache (pain in head): 9 people, 33.33%
Pain: 8 people, 29.63%
Urinary Tract Infection: 8 people, 29.63%
Feeding Disorder (when children refuse to eat certain food groups): 6 people, 22.22%
Muscle Spasms (muscle contraction): 6 people, 22.22%
Insomnia (sleeplessness): 6 people, 22.22%
Immunodeficiency: 6 people, 22.22%
Sinusitis (inflammation of sinus): 6 people, 22.22%
Nausea (feeling of having an urge to vomit): 6 people, 22.22%
Gait Disturbance: 6 people, 22.22%

What are the existing conditions these people have? *

Depression: 7 people, 25.93%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 7 people, 25.93%
Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 7 people, 25.93%
Migraine (headache): 6 people, 22.22%
Hiatal Hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm): 6 people, 22.22%
Hypertonic Bladder (bladder-storage function that causes a sudden urge to urinate): 6 people, 22.22%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 6 people, 22.22%
Inflammation: 6 people, 22.22%
Type 2 Diabetes: 6 people, 22.22%
Pain: 6 people, 22.22%

* Approximation only. Some reports may have incomplete information.

Do you take Cider vinegar and have Nasopharyngitis?

- Check whether Nasopharyngitis is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Cider vinegar:

Cider vinegar (1,517 reports)

Nasopharyngitis treatments and more:

Nasopharyngitis (239,332 reports)

Browse all side effects of Cider vinegar:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Nasopharyngitis:

Nasopharyngitis (2,439 drugs)

Browse all the conditions that are associated with Nasopharyngitis:

Nasopharyngitis (2,240 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on apple cider vinegar (the active ingredients of Cider vinegar) and Cider vinegar (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.